9وَجَعَلنا مِن بَينِ أَيديهِم سَدًّا وَمِن خَلفِهِم سَدًّا فَأَغشَيناهُم فَهُم لا يُبصِرونَWahiduddin Khanand We have set a barrier before them and a barrier behind them, and We have covered them up so that they cannot see.